Fourth part of this creepy tale! Jacob belongs to  Jakeforever18

"The boy was able to push the beast's muzzle off of him , but it was too late. The boy began feeling a burning liquid running through his veins at the same time he started to feel dizzy. What started as an innocent workout night, ended up being a living torture. As the dizziness went away, his body began to shake and his body began suffering a series of changes. His tiny fangs grew big and sharp, just like the beast's , his fur color darkened as the night and finally his already big muscles began to expand even more. His chest began inflating enormously, his sweatshirt could not contain such amount of mass and started to rip apart by the swelling muscles. The boy was infected by the beast...."